Sodium Hypophosphite
Chemical Formula：NaH2PO2 ·H2O
CAS: 10039-56-2(Monohydrate), 7681-53-0(Anhydrous)
Molecular weight：105.99
Standard: HG/T 3253-2009
Properties:
White crystalline, colorless powder in appearance. Hydroscopic and deliquescent, easily
soluble in water, glycerin and alcohol but not soluble in ether.
Specifications:
NaH2PO2.H2O: 102.0~103.0% min
Na2HPO3: 0.2% max
Calcium(Ca): 30ppm max
Iron(Fe): 1ppm max
Sulfates(SO4 ):30ppm max
Chloride(Cl) 30ppm max
PH: 6-7
Usage：
* Reductant in the chemical nickel plating. A dense and uniform nickel phosphorus film can
be obtained on both large equipment and tiny components
* Chain transfer agent for cement and concrete, enhance the drying efficiency and increase
the solidity.
* Used for making flame retardant for plastics, such as PA materials
Packaging and storage:
In 25kg/50Lb kraft paper bags, 500kg/jumbo bags. Store in a cool, dry and well-ventilated
area.
